Update Directory.Packages.props

Author: WeihanLi

Directory.Packages.props

@@ -16,7 +16,7 @@
     <PackageVersion Include="WeihanLi.Common" Version="1.0.74" />
   </ItemGroup>
   <ItemGroup>
-    <PackageVersion Include="Microsoft.NET.Test.Sdk" Version="17.11.1" />
+    <PackageVersion Include="Microsoft.NET.Test.Sdk" Version="17.12.0" />
     <PackageVersion Include="xunit" Version="2.9.2" />
     <PackageVersion Include="xunit.runner.visualstudio" Version="2.8.2" />
   </ItemGroup>